Totals missing from Apex chart

Dear Apex Chart gurus … Prey tell why are the totals zero (top of chart). Everything else looks fine and is correct (for sensor values).

type: custom:apexcharts-card
graph_span: 1d
span:
  end: day
stacked: true
now:
  show: true
  label: NOW
  color: yellow
header:
  show: true
  title: Consumption KwH
  show_states: true
  colorize_states: true
apex_config:
  xaxis:
    position: "on"
    labels:
      format: HH
all_series_config:
  type: column
  unit: kWh
  float_precision: 0
  opacity: 1
  show:
    legend_value: false
  statistics:
    type: change
    period: hour
    align: end
series:
  - entity: sensor.heating_climatecontrol_heating_daily_electrical_consumption
    offset: "-1d"
    color: white
    name: Yesterday
  - entity: sensor.heating_climatecontrol_heating_daily_electrical_consumption
    color: red
    name: Today